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Finding the Fourth Proportional to 88,386.84, 132,562.98 and 32,971.80

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Solution

The fourth proportional to 88,386.84, 132,562.98 and 32,971.80 is: 49,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,386.84 : 132,562.98 = 32,971.80 : x
  2. Step 2: Convert to fraction form
    88,386.84/132,562.98 = 32,971.80/x
  3. Step 3: Cross multiply
    88,386.84x = 132,562.98 × 32,971.80
  4. Step 4: Simplify right side
    88,386.84x = 4,370,840,063.96
  5. Step 5: Solve for x
    x = 4,370,840,063.96/88,386.84
  6. Step 6: Final answer
    x = 49,451.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.